package com.jin.gulimall.search.service.impl;

import com.alibaba.fastjson.JSON;
import com.jin.common.to.es.SkuEsModel;
import com.jin.gulimall.search.config.GulimallElasticsearchConfig;
import com.jin.gulimall.search.constant.EsConstant;
import com.jin.gulimall.search.service.ProductSaveService;
import lombok.extern.slf4j.Slf4j;
import org.elasticsearch.action.bulk.BulkRequest;
import org.elasticsearch.action.bulk.BulkResponse;
import org.elasticsearch.action.index.IndexRequest;
import org.elasticsearch.client.RestHighLevelClient;
import org.elasticsearch.common.xcontent.XContentType;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import javax.annotation.Resource;
import java.io.IOException;
import java.util.Arrays;
import java.util.List;
import java.util.stream.Collectors;

@Slf4j
@Service
public class ProductSaveServiceImpl implements ProductSaveService {
    @Resource
    RestHighLevelClient restHighLevelClient;

    /**
     * 这里的返回值
     * @param skuEsModels
     * @return 成功返回false
     * @throws IOException
     */
    @Override
    public boolean productStatusUp(List<SkuEsModel> skuEsModels) throws IOException {
       //保存到es
        // 1.给es建立索引，product,建立好映射关系
        //给es中保存这些数据
        BulkRequest bulkRequest = new BulkRequest();
        for (SkuEsModel model : skuEsModels) {
            //构造保存请求
            //添加上索引
            IndexRequest indexRequest = new IndexRequest(EsConstant.PRODUCT_INDEX);
            //添加上id
            indexRequest.id(model.getSkuId().toString());
            String s = JSON.toJSONString(model);
            indexRequest.source(s, XContentType.JSON);
            bulkRequest.add(indexRequest);
        }
        BulkResponse bulk = restHighLevelClient.bulk(bulkRequest, GulimallElasticsearchConfig.COMMON_OPTIONS);
        //TODO: 1、如果批量错误
        // 你之前写的是b 我调试的时候都不知道b啥意思 这样就间接导致了你在外层处理错误
        boolean hasFailures = bulk.hasFailures();
        List<String> collect = Arrays.stream(bulk.getItems()).map(item -> {
            return item.getId();
        }).collect(Collectors.toList());
        log.info("商品上架成功：{}",collect);
        return hasFailures;
    }
}

